Tricycle steering mechanism



FIG. 1 is a top perspective view of the tricycle steering mechanism showing the new design;

FIG. 2 is a front elevational view of the tricycle steering mechanism thereof;

FIG. 3 is a rear elevational view of the tricycle steering mechanism thereof;

FIG. 4 is a left side elevational view of the tricycle steering mechanism thereof

FIG. 5 is a right side elevational view of the tricycle steering mechanism thereof;

FIG. 6 is a top plan view of the tricycle steering mechanism thereof; and,

FIG. 7 is a bottom plan view of the tricycle steering mechanism thereof.

The broken lines in the drawings illustrate environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a tricycle steering mechanism, as shown and described. 